import os
engine = sqlalchemy.engine.create_engine('sqlite', {'filename':':memory:'}, echo = True)
+#engine = sqlalchemy.engine.create_engine('mysql', {'db':'test', 'host':'127.0.0.1', 'user':'scott'}, echo=True)
#engine = sqlalchemy.engine.create_engine('postgres', {'database':'test', 'host':'127.0.0.1', 'user':'scott', 'password':'tiger'}, echo=True)
#engine = sqlalchemy.engine.create_engine('oracle', {'dsn':os.environ['DSN'], 'user':os.environ['USER'], 'password':os.environ['PASSWORD']}, echo=True)